Denis K. Sheahan

CIK: 0001207221

Transaction Breakdown

Open Market Buys (P)1 (9.1%)

High conviction signal

Open Market Sales (S)1 (9.1%)

Position reduction

Option Exercises (M)3 (27.3%)

Derivative conversions

Awards (A)3 (27.3%)

Compensation grants

Other (G, F, J, C, D, …)3 (27.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

EBC

Eastern Bankshares, Inc.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

EBC
Eastern Bankshares, Inc.
Sep 3, 2026
Exercise(M)
Direct
8.6K shares-
EBC
Eastern Bankshares, Inc.
Sep 3, 2026
Tax Payment(F)
Direct
4.2K shares at avg. $22.08$92K
EBC
Eastern Bankshares, Inc.
Mar 3, 2026
Exercise(M)
Direct
34.1K shares-
EBC
Eastern Bankshares, Inc.
Mar 3, 2026
Tax Payment(F)
Direct
15.2K shares at avg. $19.45$295K
EBC
Eastern Bankshares, Inc.
Mar 2, 2026
Award(A)
Restricted Stock Units
Direct
24.3K shares-
EBC
Eastern Bankshares, Inc.
Sep 16, 2025
Sale(S)
Indirect
1 shares at avg. $13.85$13.85
EBC
Eastern Bankshares, Inc.
Sep 3, 2025
Exercise(M)
Direct
8.6K shares-
EBC
Eastern Bankshares, Inc.
Sep 3, 2025
Tax Payment(F)
Direct
4.2K shares at avg. $17.02$71K
EBC
Eastern Bankshares, Inc.
Aug 25, 2025
Purchase(P)
Direct
29.8K shares at avg. $16.71$497K
EBC
Eastern Bankshares, Inc.
Mar 3, 2025
Award(A)
Restricted Stock Units
Direct
154.1K shares-
EBC
Eastern Bankshares, Inc.
Sep 3, 2024
Award(A)
Restricted Stock Units
Direct
25.8K shares-

		Type	Shares	Price		Ownership
Sep 3, 2026	EBC Eastern Bankshares, Inc.	Exercise(M)	8,607	-	$0	Direct
Sep 3, 2026	EBC Eastern Bankshares, Inc.	Tax Payment(F)	4,162	$22.08	$91,897	Direct
Mar 3, 2026	EBC Eastern Bankshares, Inc.	Exercise(M)	34,065	-	$0	Direct
Mar 3, 2026	EBC Eastern Bankshares, Inc.	Tax Payment(F)	15,184	$19.45	$295,329	Direct
Mar 2, 2026	EBC Eastern Bankshares, Inc.	Award(A) Restricted Stock Units	24,340	-	-	Direct
Sep 16, 2025	EBC Eastern Bankshares, Inc.	Sale(S)	1	$13.85	$14	Indirect
Sep 3, 2025	EBC Eastern Bankshares, Inc.	Exercise(M)	8,606	-	-	Direct
Sep 3, 2025	EBC Eastern Bankshares, Inc.	Tax Payment(F)	4,162	$17.02	$70,837	Direct
Aug 25, 2025	EBC Eastern Bankshares, Inc.	Purchase(P)	29,762	$16.71	$497,323	Direct
Mar 3, 2025	EBC Eastern Bankshares, Inc.	Award(A) Restricted Stock Units	154,088	-	-	Direct
Sep 3, 2024	EBC Eastern Bankshares, Inc.	Award(A) Restricted Stock Units	25,821	-	-	Direct

1-11 of 11 transactions

About SHEAHAN DENIS K

SHEAHAN DENIS K (SEC CIK 0001207221) files insider reports with the SEC as Chief Executive Officer of Eastern Bankshares, Inc. (EBC).

Signal8 holds 7 ownership filings by SHEAHAN DENIS K, all Form 4s, filed between Sep 4, 2024 and Sep 4, 2026. Those filings report 11 transactions, from Sep 3, 2024 to Sep 3, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on SHEAHAN DENIS K's filings is in BOSTON, MA.

Recent filings by SHEAHAN DENIS K

Sep 3, 2026: Option exercise of EBC shares (Form 4, code M).
Sep 3, 2026: Tax withholding of EBC shares (Form 4, code F).
Mar 3, 2026: Option exercise of EBC shares (Form 4, code M).
Mar 3, 2026: Tax withholding of EBC shares (Form 4, code F).
Mar 2, 2026: Grant or award of EBC derivative securities (Form 4, code A).

Other insiders filing for Eastern Bankshares, Inc. (EBC)

Bane Richard Corey, Director
Rosato R David, Chief Financial Officer
Henry Kathleen Cloherty, Executive VP, General Counsel
Antonakes Steven Louis, Executive VP
Westermann Donald Michael, Chief Information Officer
CASEY JOSEPH F, Director

How to read Form 4 transaction codes